import type { UserConfig, ConfigEnv } from 'vite';
import pkg from './package.json';
import dayjs from 'dayjs';
import { loadEnv } from 'vite';
import { resolve } from 'path';
import { generateModifyVars } from './build/generate/generateModifyVars';
import { createProxy } from './build/vite/proxy';
import { wrapperEnv } from './build/utils';
import { createVitePlugins } from './build/vite/plugin';
import { OUTPUT_DIR } from './build/constant';

function pathResolve(dir: string) {
    return resolve(process.cwd(), '.', dir);
}

const { dependencies, devDependencies, name, version } = pkg;
const __APP_INFO__ = {
    pkg: { dependencies, devDependencies, name, version },
    lastBuildTime: dayjs().format('YYYY-MM-DD HH:mm:ss'),
};

export default ({ command, mode }: ConfigEnv): UserConfig => {
    const root = process.cwd();

    const env = loadEnv(mode, root);

    // The boolean type read by loadEnv is a string. This function can be converted to boolean type
    const viteEnv = wrapperEnv(env);

    const { VITE_PORT, VITE_PUBLIC_PATH, VITE_PROXY, VITE_DROP_CONSOLE } = viteEnv;

    const isBuild = command === 'build';

    return {
        // base:`${process.env.NODE_ENV === 'production' ? 'http://120.53.213.39:8705/' : '/opensign/'}`,
        // base:`${process.env.NODE_ENV === 'production' ? 'http://kaifangqian.com/' : '/opensign/'}`,
        base: `${process.env.NODE_ENV === 'production' ? '/' : '/opensign/'}`,
        root,
        publicDir: 'public',
        resolve: {
            alias: [
                {
                    find: 'vue-i18n',
                    replacement: 'vue-i18n/dist/vue-i18n.cjs.js',
                },
                // /@/xxxx => src/xxxx
                {
                    find: /\/@\//,
                    replacement: pathResolve('src') + '/',
                },
                // 兼容v2文件中的@/
                {
                    find: /\@\//,
                    replacement: pathResolve('src') + '/',
                },
                // /#/xxxx => types/xxxx
                {
                    find: /\/#\//,
                    replacement: pathResolve('types') + '/',
                },
            ],
        },
        server: {
            https: false,
            // Listening on all local IPs
            host: '0.0.0.0',
            port: VITE_PORT,
            cors: true,
            // Load proxy configuration from .env
            proxy: createProxy(VITE_PROXY),
        },
        esbuild: {
            pure: VITE_DROP_CONSOLE ? ['console.log', 'debugger'] : [],
            // pure: VITE_DROP_CONSOLE ? ['debugger'] : [],
        },
        build: {
            target: 'es2020',
            cssTarget: 'chrome80',
            outDir: OUTPUT_DIR,
            // minify: 'terser',
            /**
             * 当 minify=“minify:'terser'” 解开注释
             * Uncomment when minify="minify:'terser'"
             */
            // terserOptions: {
            //   compress: {
            //     keep_infinity: true,
            //     drop_console: VITE_DROP_CONSOLE,
            //   },
            // },
            // Turning off brotliSize display can slightly reduce packaging time
            brotliSize: false,
            chunkSizeWarningLimit: 2000,
            // rollupOptions: {
            //   output:{
            //       manualChunks(id) {
            //         if (id.includes('node_modules')) {
            //             return id.toString().split('node_modules/')[1].split('/')[0].toString();
            //         }
            //     }
            //   }
            // }
        },
        define: {
            // setting vue-i18-next
            // Suppress warning
            __INTLIFY_PROD_DEVTOOLS__: false,
            __APP_INFO__: JSON.stringify(__APP_INFO__),
        },

        css: {
            preprocessorOptions: {
                less: {
                    modifyVars: generateModifyVars(),
                    javascriptEnabled: true,
                },
            },
        },

        // The vite plugin used by the project. The quantity is large, so it is separately extracted and managed
        plugins: createVitePlugins(viteEnv, isBuild),

        optimizeDeps: {
            // @iconify/iconify: The dependency is dynamically and virtually loaded by @purge-icons/generated, so it needs to be specified explicitly
            include: [
                '@vue/runtime-core',
                '@vue/shared',
                '@iconify/iconify',
                'ant-design-vue/es/locale/zh_CN',
                'ant-design-vue/es/locale/en_US',
            ],
        },
    };
};
